1/*
2 * Copyright (c) 2017 Andreas Färber
3 *
4 * This file is dual-licensed: you can use it either under the terms
5 * of the GPL or the X11 license, at your option. Note that this dual
6 * licensing only applies to this file, and not this project as a
7 * whole.
8 *
9 *  a) This library is free software; you can redistribute it and/or
10 *     modify it under the terms of the GNU General Public License as
11 *     published by the Free Software Foundation; either version 2 of the
12 *     License, or (at your option) any later version.
13 *
14 *     This library is distributed in the hope that it will be useful,
15 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *     GNU General Public License for more details.
18 *
19 * Or, alternatively,
20 *
21 *  b) Permission is hereby granted, free of charge, to any person
22 *     obtaining a copy of this software and associated documentation
23 *     files (the "Software"), to deal in the Software without
24 *     restriction, including without limitation the rights to use,
25 *     copy, modify, merge, publish, distribute, sublicense, and/or
26 *     sell copies of the Software, and to permit persons to whom the
27 *     Software is furnished to do so, subject to the following
28 *     conditions:
29 *
30 *     The above copyright notice and this permission notice shall be
31 *     included in all copies or substantial portions of the Software.
32 *
33 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
34 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
35 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
36 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
37 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
38 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
39 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
40 *     OTHER DEALINGS IN THE SOFTWARE.
41 *
42 * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
43 */
44
45/dts-v1/;
46
47#include "meson-gxbb.dtsi"
48#include <dt-bindings/gpio/gpio.h>
49
50/ {
51	compatible = "friendlyarm,nanopi-k2", "amlogic,meson-gxbb";
52
53	aliases {
54		serial0 = &uart_AO;
55	};
56
57	chosen {
58		stdout-path = "serial0:115200n8";
59	};
60
61	memory@0 {
62		device_type = "memory";
63		reg = <0x0 0x0 0x0 0x80000000>;
64	};
65
66	leds {
67		compatible = "gpio-leds";
68
69		stat {
70			label = "nanopi-k2:blue:stat";
71			gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_HIGH>;
72			default-state = "on";
73			panic-indicator;
74		};
75	};
76
77	vdd_5v: regulator-vdd-5v {
78		compatible = "regulator-fixed";
79		regulator-name = "VDD_5V";
80		regulator-min-microvolt = <5000000>;
81		regulator-max-microvolt = <5000000>;
82	};
83
84	vddio_ao18: regulator-vddio-ao18 {
85		compatible = "regulator-fixed";
86		regulator-name = "VDDIO_AO18";
87		regulator-min-microvolt = <1800000>;
88		regulator-max-microvolt = <1800000>;
89	};
90
91	vddio_ao3v3: regulator-vddio-ao3v3 {
92		compatible = "regulator-fixed";
93		regulator-name = "VDDIO_AO3.3V";
94		regulator-min-microvolt = <3300000>;
95		regulator-max-microvolt = <3300000>;
96	};
97
98	vddio_tf: regulator-vddio-tf {
99		compatible = "regulator-gpio";
100
101		regulator-name = "VDDIO_TF";
102		regulator-min-microvolt = <1800000>;
103		regulator-max-microvolt = <3300000>;
104
105		gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
106		gpios-states = <0>;
107
108		states = <3300000 0>,
109		         <1800000 1>;
110
111		regulator-settling-time-up-us = <100>;
112		regulator-settling-time-down-us = <5000>;
113	};
114
115	wifi_32k: wifi-32k {
116		compatible = "pwm-clock";
117		#clock-cells = <0>;
118		clock-frequency = <32768>;
119		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
120	};
121
122	sdio_pwrseq: sdio-pwrseq {
123		compatible = "mmc-pwrseq-simple";
124		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
125		clocks = <&wifi_32k>;
126		clock-names = "ext_clock";
127	};
128
129	vcc1v8: regulator-vcc1v8 {
130		compatible = "regulator-fixed";
131		regulator-name = "VCC1.8V";
132		regulator-min-microvolt = <1800000>;
133		regulator-max-microvolt = <1800000>;
134	};
135
136	vcc3v3: regulator-vcc3v3 {
137		compatible = "regulator-fixed";
138		regulator-name = "VCC3.3V";
139		regulator-min-microvolt = <3300000>;
140		regulator-max-microvolt = <3300000>;
141	};
142
143	emmc_pwrseq: emmc-pwrseq {
144		compatible = "mmc-pwrseq-emmc";
145		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
146	};
147};
148
149&ethmac {
150	status = "okay";
151	pinctrl-0 = <&eth_rgmii_pins>;
152	pinctrl-names = "default";
153
154	phy-handle = <&eth_phy0>;
155	phy-mode = "rgmii";
156
157	amlogic,tx-delay-ns = <2>;
158
159	snps,reset-gpio = <&gpio GPIOZ_14 0>;
160	snps,reset-delays-us = <0 10000 1000000>;
161	snps,reset-active-low;
162
163	mdio {
164		compatible = "snps,dwmac-mdio";
165		#address-cells = <1>;
166		#size-cells = <0>;
167
168		eth_phy0: ethernet-phy@0 {
169			/* Realtek RTL8211F (0x001cc916) */
170			reg = <0>;
171			interrupt-parent = <&gpio_intc>;
172			interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
173		};
174	};
175};
176
177&ir {
178	status = "okay";
179	pinctrl-0 = <&remote_input_ao_pins>;
180	pinctrl-names = "default";
181};
182
183&pinctrl_aobus {
184	gpio-line-names = "UART TX", "UART RX", "Power Control", "Power Key In",
185			  "VCCK En", "CON1 Header Pin31",
186			  "I2S Header Pin6", "IR In", "I2S Header Pin7",
187			  "I2S Header Pin3", "I2S Header Pin4",
188			  "I2S Header Pin5", "HDMI CEC", "SYS LED",
189			  /* GPIO_TEST_N */
190			  "";
191};
192
193&pinctrl_periphs {
194	gpio-line-names = /* Bank GPIOZ */
195			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
196			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
197			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
198			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
199			  "Eth PHY nRESET", "Eth PHY Intc",
200			  /* Bank GPIOH */
201			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL",
202			  "CON1 Header Pin33",
203			  /* Bank BOOT */
204			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
205			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
206			  "eMMC Reset", "eMMC CMD",
207			  "", "", "", "", "eMMC DS",
208			  "", "",
209			  /* Bank CARD */
210			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
211			  "SDCard D3", "SDCard D2", "SDCard Det",
212			  /* Bank GPIODV */
213			  "", "", "", "", "", "", "", "", "", "", "", "", "",
214			  "", "", "", "", "", "", "", "", "", "", "",
215			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
216			  "VDDEE Regulator", "VCCK Regulator",
217			  /* Bank GPIOY */
218			  "CON1 Header Pin7", "CON1 Header Pin11",
219			  "CON1 Header Pin13", "CON1 Header Pin15",
220			  "CON1 Header Pin18", "CON1 Header Pin19",
221			  "CON1 Header Pin22", "CON1 Header Pin21",
222			  "CON1 Header Pin24", "CON1 Header Pin23",
223			  "CON1 Header Pin26", "CON1 Header Pin29",
224			  "CON1 Header Pin32", "CON1 Header Pin8",
225			  "CON1 Header Pin10", "CON1 Header Pin16",
226			  "CON1 Header Pin12",
227			  /* Bank GPIOX */
228			  "WIFI SDIO D0", "WIFI SDIO D1", "WIFI SDIO D2",
229			  "WIFI SDIO D3", "WIFI SDIO CLK", "WIFI SDIO CMD",
230			  "WIFI Power Enable", "WIFI WAKE HOST",
231			  "Bluetooth PCM DOUT", "Bluetooth PCM DIN",
232			  "Bluetooth PCM SYNC", "Bluetooth PCM CLK",
233			  "Bluetooth UART TX", "Bluetooth UART RX",
234			  "Bluetooth UART CTS", "Bluetooth UART RTS",
235			  "", "", "", "WIFI 32K", "Bluetooth Enable",
236			  "Bluetooth WAKE HOST", "",
237			  /* Bank GPIOCLK */
238			  "", "CON1 Header Pin35", "", "";
239};
240
241&pwm_ef {
242	status = "okay";
243	pinctrl-0 = <&pwm_e_pins>;
244	pinctrl-names = "default";
245	clocks = <&clkc CLKID_FCLK_DIV4>;
246	clock-names = "clkin0";
247};
248
249&saradc {
250	status = "okay";
251	vref-supply = <&vddio_ao18>;
252};
253
254/* SDIO */
255&sd_emmc_a {
256	status = "okay";
257	pinctrl-0 = <&sdio_pins>, <&sdio_irq_pins>;
258	pinctrl-1 = <&sdio_clk_gate_pins>;
259	pinctrl-names = "default", "clk-gate";
260	#address-cells = <1>;
261	#size-cells = <0>;
262
263	bus-width = <4>;
264	cap-sd-highspeed;
265	max-frequency = <200000000>;
266
267	non-removable;
268	disable-wp;
269
270	mmc-pwrseq = <&sdio_pwrseq>;
271
272	vmmc-supply = <&vddio_ao3v3>;
273	vqmmc-supply = <&vddio_ao18>;
274
275	brcmf: wifi@1 {
276		compatible = "brcm,bcm4329-fmac";
277		reg = <1>;
278	};
279};
280
281/* SD */
282&sd_emmc_b {
283	status = "okay";
284	pinctrl-0 = <&sdcard_pins>;
285	pinctrl-1 = <&sdcard_clk_gate_pins>;
286	pinctrl-names = "default", "clk-gate";
287
288	bus-width = <4>;
289	cap-sd-highspeed;
290	sd-uhs-sdr12;
291	sd-uhs-sdr25;
292	sd-uhs-sdr50;
293	sd-uhs-sdr104;
294	max-frequency = <200000000>;
295	disable-wp;
296
297	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
298	cd-inverted;
299
300	vmmc-supply = <&vddio_ao3v3>;
301	vqmmc-supply = <&vddio_tf>;
302};
303
304/* eMMC */
305&sd_emmc_c {
306	status = "disabled";
307	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
308	pinctrl-1 = <&emmc_clk_gate_pins>;
309	pinctrl-names = "default", "clk-gate";
310
311	bus-width = <8>;
312	max-frequency = <200000000>;
313	non-removable;
314	disable-wp;
315	cap-mmc-highspeed;
316	mmc-ddr-1_8v;
317	mmc-hs200-1_8v;
318
319	mmc-pwrseq = <&emmc_pwrseq>;
320	vmmc-supply = <&vcc3v3>;
321	vqmmc-supply = <&vcc1v8>;
322};
323
324/* DBG_UART */
325&uart_AO {
326	status = "okay";
327	pinctrl-0 = <&uart_ao_a_pins>;
328	pinctrl-names = "default";
329};
330
331/* Bluetooth on AP6212 */
332&uart_A {
333	status = "disabled";
334	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
335	pinctrl-names = "default";
336};
337
338/* 40-pin CON1 */
339&uart_C {
340	status = "disabled";
341	pinctrl-0 = <&uart_c_pins>;
342	pinctrl-names = "default";
343};
344
345&usb0_phy {
346	status = "okay";
347	phy-supply = <&vdd_5v>;
348};
349
350&usb1_phy {
351	status = "okay";
352};
353
354&usb0 {
355	status = "okay";
356};
357
358&usb1 {
359	status = "okay";
360};
361